<s>
This	O
is	O
an	O
overview	O
of	O
Fortran	B-Language
95	I-Language
language	I-Language
features	I-Language
.	O
</s>
<s>
Old	O
features	O
that	O
have	O
been	O
superseded	O
by	O
new	O
ones	O
are	O
not	O
described	O
few	O
of	O
those	O
historic	O
features	O
are	O
used	O
in	O
modern	O
programs	O
although	O
most	O
have	O
been	O
retained	O
in	O
the	O
language	O
to	O
maintain	O
backward	B-General_Concept
compatibility	I-General_Concept
.	O
</s>
<s>
Different	O
kinds	O
are	O
allowed	O
(	O
for	O
example	O
,	O
to	O
distinguish	O
ASCII	B-Protocol
and	O
UNICODE	O
strings	O
)	O
,	O
but	O
not	O
widely	O
supported	O
by	O
compilers	O
.	O
</s>
<s>
ACHARIACHAR	O
(	O
for	O
ASCII	B-Protocol
set	O
)	O
ADJUSTLADJUSTRLEN_TRIMINDEX( s1	O
,	O
s2	O
,	O
BACK	O
=	O
.TRUE	O
.	O
</s>
<s>
Every	O
array	O
is	O
characterized	O
by	O
its	O
type	O
,	O
rank	B-Data_Structure
,	O
and	O
shape	O
(	O
which	O
defines	O
the	O
extents	O
of	O
each	O
dimension	O
)	O
.	O
</s>
<s>
declares	O
two	O
arrays	O
,	O
rank-1	O
and	O
rank-2	O
,	O
whose	O
elements	O
are	O
in	O
column-major	B-Data_Structure
order	I-Data_Structure
.	O
</s>
<s>
These	O
functions	O
are	O
available	O
for	O
controlled	O
rounding	B-Algorithm
of	O
real	O
numbers	O
to	O
integers	O
:	O
</s>
<s>
rank	B-Data_Structure
of	O
the	O
array	O
,	O
not	O
its	O
shape	O
.	O
</s>
<s>
it	O
must	O
have	O
same	O
rank	B-Data_Structure
,	O
</s>
<s>
A	O
read	O
with	O
a	O
unit	O
specifier	O
allows	O
exception	B-General_Concept
handling	I-General_Concept
:	O
</s>
